Home / 245,376.42-338,593.62-136,463.14

Finding the Fourth Proportional to 245,376.42, 338,593.62 and 136,463.14

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Solution

The fourth proportional to 245,376.42, 338,593.62 and 136,463.14 is: 188,304.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,376.42 : 338,593.62 = 136,463.14 : x
  2. Step 2: Convert to fraction form
    245,376.42/338,593.62 = 136,463.14/x
  3. Step 3: Cross multiply
    245,376.42x = 338,593.62 × 136,463.14
  4. Step 4: Simplify right side
    245,376.42x = 46,205,548,569.17
  5. Step 5: Solve for x
    x = 46,205,548,569.17/245,376.42
  6. Step 6: Final answer
    x = 188,304.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.